Magnetic radiation, also known as magnetic fields or magnetic waves, is a component of electromagnetic radiation. It is typically associated with alternating current (AC) power lines, electrical appliances, and certain electronic devices. Magnetic fields are created by the flow of electric current and can exist independently of electric fields.
In general, exposure to low-frequency magnetic fields, such as those found in everyday environments, is not considered to be harmful to human health. The scientific consensus, based on extensive research and studies conducted over several decades, is that low-frequency magnetic fields, up to certain exposure limits, do not cause any known adverse health effects.
Various national and international organizations, including the World Health Organization (WHO) and the International Commission on Non-Ionizing Radiation Protection (ICNIRP), have established guidelines and exposure limits to ensure public safety regarding magnetic fields.
However, it's worth noting that some studies have suggested possible associations between long-term exposure to high levels of magnetic fields (e.g., occupational exposure in certain industries) and an increased risk of certain health effects, such as childhood leukemia. However, these associations are still the subject of ongoing scientific research, and causality has not been definitively established.
It's important to differentiate between magnetic fields and ionizing radiation, which includes sources such as X-rays and gamma rays. Unlike ionizing radiation, magnetic fields do not have sufficient energy to directly ionize atoms or molecules and cause the types of cellular damage associated with ionizing radiation.
In summary, the current scientific consensus suggests that low-frequency magnetic fields encountered in everyday environments are not considered harmful to human health. However, exposure to high levels of magnetic fields over prolonged periods, such as in certain occupational settings, is an area of ongoing research and is subject to specific regulatory guidelines to protect workers' health and safety.